SN/T 2448-2010 English PDF

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SN/T 2448-2010: Determination of water-soluble colorants in lipsticks. High performance liquid chromatography
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2448-2010	209	Add to Cart	3 days	Determination of water-soluble colorants in lipsticks. High performance liquid chromatography	Valid

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Basic data

Standard ID: SN/T 2448-2010 (SN/T2448-2010)
Description (Translated English): Determination of water-soluble colorants in lipsticks. High performance liquid chromatography
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: Y42
Classification of International Standard: 71.100.70
Word Count Estimation: 8,830
Date of Issue: 2010-01-10
Date of Implementation: 2010-07-16
Quoted Standard: GB/T 6682
Regulation (derived from): National Quality Inspection [2010] No. 13
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the lipstick nine kinds of water-soluble colorants Solvent Green 7, Food Yellow 3, Food Red 17, Acid Yellow 1, Acid Red 1, Food Red 4, Food Red 1, orange I, Acid Orange 7 content in high-performance liquid phase chromatographic method. This standard applies lipstick Determination of water-soluble colorants.

SN/T 2448-2010: Determination of water-soluble colorants in lipsticks. High performance liquid chromatography

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Determination of water-soluble colorants in lipsticks.High performance liquid chromatography Exit inspection and quarantine industry standard book People's Republic of China Determination of water-soluble lip balm colorant High Performance Liquid Chromatography Issued on. 2010-01-10 2010-07-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

Appendix A of this standard and Appendix B is an informative annex. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard by the People's Republic of China SZCIQ responsible for drafting. The main drafters of this standard. Li Ying, Sun Xiaoying, Liu Li, Zhang Chen, Deng silver boat, cool white. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of water-soluble lip balm colorant High Performance Liquid Chromatography

1 Scope

This standard specifies the balm of nine water-soluble colorants Solvent Green 7, Food Yellow 3, Food Red 17, Acid Yellow 1, Acid Red 1, food Red 4, Food Red 1, orange Ⅰ, high performance liquid chromatographic method Acid Orange 7 content. This standard applies to the determination of water-soluble lip balm colorant.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Laboratory use specifications and test methods GB/T 6682 Analysis

3 Method summary

The sample was uniformly dispersed or dissolved in chloroform, the sample was extracted with water soluble colorants, by high performance liquid chromatography, root According to retention time and spectra qualitative, external standard.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade water as a water GB/T 6682 regulations. 4.1 acetonitrile. HPLC fractions. 4.2 chloroform. 4.3 sodium hydroxide. 4.4 potassium dihydrogen phosphate. 4.5 potassium dihydrogen phosphate buffer solution. Weigh 2.0g potassium dihydrogen phosphate (4.4), was dissolved in 1000mL of water, neutralized with sodium hydroxide 10g/L of (4.3) was adjusted to pH 6. 4.6 Solvent Green 7, Food Yellow 3, Food Red 17, Acid Yellow 1, Acid Red 1, Food Red 4, Food Red 1, orange Ⅰ, Acid Orange 7 standard. 4.7 Solvent Green 7, Food Yellow 3, Food Red 17, Acid Yellow 1, Acid Red 1, Food Red 4, Food Red 1, orange Ⅰ, Acid Orange 7 standard stock Solution. Weigh accurately each standard (4.6) amount of water were prepared at a concentration of 1mg/mL solution at room temperature away from light. 4.8 mixed standard working solution. draw an appropriate amount of Solvent Green 7, Food Yellow 3, Food Red 17, Acid Yellow 1, Acid Red 1, 4 red food, food 1 red, orange Ⅰ, Acid Orange 7 standard stock solution (4.7), diluted with water to the appropriate concentration, at room temperature away from light. 5. Apparatus 5.1 High performance liquid chromatograph. equipped with a diode array detector. 5.2 vortex mixer. 5.3 centrifuge. 5.4 pH meter. 5.5 Analysis of balance. a sense of the amount of 0.1mg. ......

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